No engineering majors are candidates for nightly hookups.
No candidates for nightly hookups are deeply emotional individuals.
Therefore, no deeply emotional individuals are engineering majors.

Use Venn diagrams to determine whether the following standard-form categorical syllogisms are valid from the Boolean standpoint, valid from the Aristotelian standpoint, or invalid. Then, identify the mood and figure, and cross-check your answers with the tables of valid syllogisms found in Section 5.1.